Solve each problem by estimating.The population of Capital City is 7,985,831 and the population of Spring City is 1,742,652. Round each population to the nearest hundred-thousand to estimate how much larger Capital City is than Spring City.
A. 6,200,000
B. 6,243,000
C. 6,400,000
D. 6,300,000
Answer: D
Mathematics
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Solve.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 23 minutes requires 13.8 gallons of water. Find the amount of water used in a shower lasting 8 minutes.
A. 4.8 gallons B. 5.4 gallons C. 4.2 gallons D. 184 gallons
Mathematics
Determine whether the graphs of the equations are parallel lines, perpendicular lines, or neither.3x = -19y = -1
A. Perpendicular B. Parallel C. Neither
Mathematics
Subtract.91 - 37
A. 128 B. 52 C. 54 D. 154
Mathematics
Convert to a mixed numeral.
A. 7
B. 8
C. 8
D. 9
Mathematics